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  1. boatdude100

    3L rough idle, one black spark plug

    Yiikes, thanks great perspective! So the implication is that maybe it's running rich or something? Any idea what to check/replace next?
  2. boatdude100

    3L rough idle, one black spark plug

    cyl 1 (black plug) 170 cyl 2 tan 165 cyl 3 tan 160 cyl 4 (black plug) 165 Now asking myself if I am looking at fuel fouling or oil fouling...? Thin black non-glossy coating on the entire tip and it gets that way within 5 min of running
  3. boatdude100

    Volvo grease substitute? - on impeller O ring

    Replacing Impeller today Manual calls for "Volvo Penta grease p/n 828250 to be applied on a new O ring before installing. Don't have any. Can I substitute anything else? Is this just to help it fit in or *** Is this grease super important? *** i.e if not used, then it may leak and water...
  4. boatdude100

    How to change cap and rotor?

    Any tricks to this? Simple answer would be... Remove cap (special tool?) Don't mix up wires Pull rotor, keep new one oriented in same direction when installing (is this hard?) Replace cap in same orientation Is there anything more to know about this job or is it that easy? (Tune up time-...
  5. boatdude100

    How to test for spark?

    Excellent responses than you!
  6. boatdude100

    SX-A, what does a bad gimbal feel like when inspecting?

    I apologize, I thought that was directly related. Thank you for the clarification.
  7. boatdude100

    3L rough idle, one black spark plug

    Finally stopped raining so did compression test .. all good! Black plugs on cyl 1&4. Spark good, Anyone know how I should proceed?
  8. boatdude100

    SX-A, what does a bad gimbal feel like when inspecting?

    I'm sorry, I don't understand, but I would like to know because there is some loose play when I move the SX outdrive when it's out of the water, and I was wondering if this could be the gimbal bearing, or as the guy I bought the boat from said... "that's normal with power steering"...?
  9. boatdude100

    How to test for spark?

    3L volvo Penta... What exactly... is the screwdriver method or similar please? I recall something like putting a screwdriver in plug boot and placing close to block maybe? Then turning over engine in idle or something like that?? Thanks so much
  10. boatdude100

    SX-A, what does a bad gimbal feel like when inspecting?

    When you folks say moving "it" you mean the outdrive?.... manually moving the thing from side to side when the boat is out of the water?
  11. boatdude100

    Impeller- Red paint- remove before removing screws??

    Red paint: Thanks, ok I'll try to just tap on a socket and remove screw- thing is, the paint is so thick it conceals entirely the threads as the screw passes through the impeller mounting that holds impeller cover on. Thats why Im concearned about stripping or other damage. Re black plug...
  12. boatdude100

    Impeller- Red paint- remove before removing screws??

    I'm sorry. I confused this thread, My original question remains unaddressed: To clarify... The entire engine is painted red. So are the 4 visible screw threads on the water pump (impeller change time) (paint is unblemished so guessing its never been changed) 1) Do I use paint stripper or just...
  13. boatdude100

    What is normal temperature 3L Volvo Penta?

    I think this thermostat is supposed to be 160, Can I tell from looking at it what it's rated for?
  14. boatdude100

    What is normal temperature 3L Volvo Penta?

    I've searched and just can't find a straight answer. What temperature is "normal"? Mine is running 180 deg at plane (according to gauge) 2007 with I assume.. 160 deg thermostat New to me boat with Impeller I suspect has never been changed Thanks!
  15. boatdude100

    Impeller- Red paint- remove before removing screws??

    New to me boat. 3L 2007 This is an odd one to me... the entire engine is painted red. OK. Sadly so are the 4 visible screw threads on the water pump (impeller change time) Guessing its never been changed... 1) Do I use paint stripper or just put a socket on and start removing these 4 screws...
  16. boatdude100

    3L rough idle, one black spark plug

    First cylinder plug is black, rest are good, Hard starting after it has been run... Has visually maybe... too big a plug gap? cant find my gap tool and will check when I get one however.... What is the most likely cause of this please? New to me boat. Hopefully not cruel to me boat! lol Any...
  17. boatdude100

    lubricate impeller with what? Volvo 3L

    Anyone ever tried a glycerine based hand moisterizer? This Glycomed I have here is Chamoile and Glycerine I read a Volvo Penta uses a glycerine based lubrication is the OEM Read petrolium jelly is not a good idea, water based KY dish soap and is OK Does lubrication matter? Surely it would be...
  18. boatdude100

    Is Volvo Penta 3L a good engine?

    I'm sorry I know more details are probably required, but I'm looking at possibly buying a boat and that's all the info I have until I arrive and have to make a decision on the spot. Because that's the way it goes more often than not. The boat is made in 2000. Thanks!
  19. boatdude100

    water temp gage shorted?

    ok so If I understand correctly, you are saying to ground the wire at the tip of the sender on the motor, bypassing the sender and if it pegs, the gage is likely fine? Thanks!
  20. boatdude100

    water temp gage shorted?

    Installed bimini top, may have drilled into wire. I jostled wires in that area and water temp gage jumped from zero to full and back repeatedly. Then it wouldn't move at all. Replaced tan send wire but still no movement so...... Question: 1) If it was temprarily shorted or whatever made it...
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